Error on lossy compression when image buffer is all zero

[carlcai]

Hi,

With lossy compression I get error result, the pdf editor will show waring when pdf opening.
if I use lossless compression, the result will normal.
；
follow is the pdf file:
lossyresultnotnormal.pdf
I do not now how to deal with it. Any help will be very much appreciated.

[zdenop]

Can you provide the input image and steps to replicate the problem?